Jump to content

User:Chaiken/sandbox

From Wikipedia, the free encyclopedia
Material Coercivity
Permalloy, Ni81Fe19 0.5-1
Co 20
Ni 150
Ni1-xZnxFeO3, a microwave material 15-200
Alnico, a common refrigerator magnet 1500-2000
CoPtCr disk drive recording media 1700
NdFeB 10,000
SmCo 40,000